it is sb's first time

it is sb's first time it's the first time that与sb is the first to do 的区别 it is sb‘s first time to do sth 同义句 it"s the first time that sb have done sth It is the first time that sb do sth. It is first time that sb.have done sth. this is my first time and it`s very it's the first time that sb.have done到底是不是强调句 It is /was for the first /second ...time that sb.do /did sth It(This) is/was the first(second,third……) time that sb.have/ it's one's first time to do /doing有什么区别 有get married with sb it's the first time that